Integration Software Engineer

 

At One, every moment counts.

 

 

Moments when the team connects us, when growth motivates us, when impact inspires us, when recognition pushes us, and when ambition drives us. These moments define our everyday. Everything we do contributes to making the moments we experience truly meaningful.

As part of the 4iG group, our goal is to become Hungary’s leading telecommunications provider. We build on a strong foundation and enrich lives with innovative solutions.

 

Every moment counts. Make the most of yours. Join us!

 

Your place in the team:

Completes application/service developments in a microservice based, containerized environment by coordinating requirements, schedules and activities, contributing to team meetings, troubleshooting development, test and production issues across multiple environments and operating platforms. Supports testing activities and handover to Operation Department. Activities include 3rd line maintenance, issue and incident tracking aligned with SLA’s. Updates knowledge by researching new technologies and software products.

You will be involved in the following tasks:

  • design and implement Java based micro-services for various front-end applications to support business and IT architecture requirements
  • support Tibco and Apigee services
  • integrate microservices to backend APIs provided on an API Gateway
  • ensure compliance with company policies and procedures
  • prepare high- and low-level technical documentation (HLD, IFA, swagger)
  • estimate the development effort by requirements and projects
  • work in teams using various development methodologies – agile (SCRUM), waterfall
  • support testing activities (functional and non-functional tests in all relevant project phases)
  • contribute to small software architectural decisions
  • high level understanding of applications in direct relation with the developed software in scope
  • investigate and fix defects and incidents during development and application lifecycle
  • support DevOps team in CI/CD design
  • work in agile team environment, progress report in daily SCRUM stand-ups
  • prepare release packages for test and production environment

We are looking for you, if you have…

  • IT-specific degree or equivalent developer qualification
  • 1-3 years' software industry experience, focusing on Java development (Java 7/8/11/17, Spring)
  • proficiency in RDBMS programming (SQL, PL/SQL, PostgreSQL)
  • familiarity with unit testing, mocking frameworks, and network communication (SOAP XML, REST JSON)
  • experience with Tibco (BW 5.11, BW Container Edition 2.5.0–2.7.0), Maven/Gradle, and integration gateways (e.g., Apigee, ESB)
  • understanding of SDLC, CI workflows, and strong English communication skills
  • analytical, organizational, and problem-solving mindset, with the ability to prioritize and innovate
  • knowledge of CI/CD tools (Azure DevOps, Docker, Artifactory, SonarQube)
  • experience with Agile methodologies (SCRUM) and tools (Jira, Confluence)
  • familiarity with container environments (Docker, OpenShift) and UNIX/Linux shell
  • practical software design and development experience, including RabbitMQ, Apache NiFi, and SFTP

What We Offer:

  • cafeteria package & bonus or comission
  • laptop & mobile phone (with unlimited voice and data tariff package)
  • hybrid way of working
  • corporate Health Insurance (Swiss Clinic)
  • employee discounts (e.g. Employee Flotta)
  • wellbeing program in the topics of sport, nutrition, relax and help (spiritual support)  
  • 4 paid days leave/year for charity projects  
  • other discounts (e.g. AYCM card, eye-glass allowance)  
  • learning opportunities (internal trainings) 

Discover Your Future at One

 

If you’re ready to learn more about who we are and what we do:

• Visit our website for more insights.

• Follow our career page for updates and opportunities.

 

At One, we’re dedicated to creating a workplace where every moment counts. Moments when the team connects us, when growth motivates us, when impact inspires us, when recognition pushes us, and when ambition drives us, these moments define who we are.

 

Every moment counts. Make the most of yours. Join us!